GPI coverage and content

You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 159 679 824 patent documents

This week's update (08/11/2024 12:00 CET):

164 112 new documents added

576 445 documents amended

GPI key values

Run regular monitoring (e.g. monthly or quarterly) of technical areas or companies

Use built-in charts to visualise technical trends and patenting activity of companies

Choose the data you want to see and download to focus on what you are interested in

Run data quality assessments to measure the risk of incomplete search results

EP 1455016 B1 20061025 - Railroad frog

Title (en)

Railroad frog

Title (de)

Herzstück

Title (fr)

Coeur de croisement

Publication

EP 1455016 B1 20061025 (DE)

Application

EP 04002210 A 20040202

Priority

DE 10310043 A 20030306

Abstract (en)

[origin: EP1455016A2] The frog (1), for railway direction change points, has a frog point (2) with two point pieces (3,4) and a sprung movement between wing rails (5,6). The point pieces are produced from tongue rail profiles. The point pieces are bolted to the connecting rails (7,8) outside the spring movement zones.

IPC 8 full level

E01B 7/14 (2006.01)

CPC (source: EP)

E01B 7/14 (2013.01)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

DOCDB simple family (publication)

EP 1455016 A2 20040908; EP 1455016 A3 20050518; EP 1455016 B1 20061025; AT E343679 T1 20061115; DE 10310043 A1 20040916; DE 502004001832 D1 20061207

DOCDB simple family (application)

EP 04002210 A 20040202; AT 04002210 T 20040202; DE 10310043 A 20030306; DE 502004001832 T 20040202